| 1 | //
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| 2 | // ********************************************************************
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| 3 | // * License and Disclaimer *
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| 4 | // * *
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| 5 | // * The Geant4 software is copyright of the Copyright Holders of *
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| 6 | // * the Geant4 Collaboration. It is provided under the terms and *
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| 7 | // * conditions of the Geant4 Software License, included in the file *
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| 8 | // * LICENSE and available at http://cern.ch/geant4/license . These *
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| 9 | // * include a list of copyright holders. *
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| 10 | // * *
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| 11 | // * Neither the authors of this software system, nor their employing *
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| 12 | // * institutes,nor the agencies providing financial support for this *
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| 13 | // * work make any representation or warranty, express or implied, *
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| 14 | // * regarding this software system or assume any liability for its *
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| 15 | // * use. Please see the license in the file LICENSE and URL above *
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| 16 | // * for the full disclaimer and the limitation of liability. *
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| 17 | // * *
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| 18 | // * This code implementation is the result of the scientific and *
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| 19 | // * technical work of the GEANT4 collaboration. *
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| 20 | // * By using, copying, modifying or distributing the software (or *
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| 21 | // * any work based on the software) you agree to acknowledge its *
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| 22 | // * use in resulting scientific publications, and indicate your *
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| 23 | // * acceptance of all terms of the Geant4 Software license. *
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| 24 | // ********************************************************************
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| 25 | //
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| 26 | //
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| 27 | // $Id: G4CollisionComposite.hh,v 1.6.2.3 2006/06/29 20:31:12 gunter Exp $
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| 28 | // -------------------------------------------------------------------
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| 29 | // GEANT4 Class file
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| 30 | //
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| 31 | // For information related to this code contact:
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| 32 | //
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| 33 | // File name: G4CollisionComposite
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| 34 | //
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| 35 | //
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| 36 | // Creation date: 15 April 1999
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| 37 | //
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| 38 | // Modifications:
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| 39 | //
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| 40 | // -------------------------------------------------------------------
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| 41 |
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| 42 | #ifndef G4CollisionComposite_h
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| 43 | #define G4CollisionComposite_h
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| 44 |
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| 45 | #include "globals.hh"
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| 46 | #include "G4HadronicException.hh"
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| 47 | #include "G4VCollision.hh"
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| 48 | #include "G4CollisionVector.hh"
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| 49 | #include "G4KineticTrackVector.hh"
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| 50 | #include "G4CrossSectionBuffer.hh"
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| 51 | #include "G4Pair.hh"
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| 52 | #include "G4ParticleTable.hh"
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| 53 |
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| 54 | class G4KineticTrack;
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| 55 | class G4VCrossSectionSource;
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| 56 |
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| 57 | class G4CollisionComposite : public G4VCollision
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| 58 | {
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| 59 | public:
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| 60 |
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| 61 | G4CollisionComposite();
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| 62 | virtual ~G4CollisionComposite();
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| 63 |
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| 64 | virtual G4double CrossSection(const G4KineticTrack& trk1,
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| 65 | const G4KineticTrack& trk2) const;
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| 66 |
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| 67 | virtual G4KineticTrackVector* FinalState(const G4KineticTrack& trk1,
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| 68 | const G4KineticTrack& trk2) const;
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| 69 |
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| 70 | virtual G4bool IsInCharge(const G4KineticTrack& trk1,
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| 71 | const G4KineticTrack& trk2) const;
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| 72 | void AddComponent(G4VCollision * aC) {components.push_back(aC);}
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| 73 |
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| 74 | public:
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| 75 | virtual const G4VCrossSectionSource* GetCrossSectionSource() const { return 0; }
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| 76 | virtual const G4VAngularDistribution* GetAngularDistribution() const { return 0; }
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| 77 |
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| 78 | virtual const G4CollisionVector* GetComponents() const { return &components;}
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| 79 | struct Register
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| 80 | {
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| 81 | template <class T> void operator()(T*, G4CollisionComposite * aC)
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| 82 | {
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| 83 | aC->AddComponent(new T());
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| 84 | }
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| 85 | };
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| 86 | struct Resolve
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| 87 | {
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| 88 | // template <class t1, int t2, int t3, int t4, int t5>
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| 89 | template <class T>
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| 90 | void operator()(T * , G4CollisionComposite * aC)
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| 91 | {
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| 92 | G4ParticleDefinition * p2, *p3, *p4, *p5;
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| 93 | G4int pdg = 0;
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| 94 | pdg = T::i1;
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| 95 | p2=G4ParticleTable::GetParticleTable()->FindParticle(pdg);
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| 96 | pdg = T::i2;
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| 97 | p3=G4ParticleTable::GetParticleTable()->FindParticle(pdg);
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| 98 | pdg = T::i3;
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| 99 | p4=G4ParticleTable::GetParticleTable()->FindParticle(pdg);
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| 100 | pdg = T::i4;
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| 101 | p5=G4ParticleTable::GetParticleTable()->FindParticle(pdg);
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| 102 | if(p2->GetPDGCharge()+p3->GetPDGCharge() != p4->GetPDGCharge()+p5->GetPDGCharge())
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| 103 | {
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| 104 | G4cerr << "charge-unbalance in collision composite"<<G4endl;
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| 105 | }
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| 106 | aC->AddComponent(new typename T::it(p2, p3, p4, p5));
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| 107 | }
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| 108 | };
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| 109 |
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| 110 | private:
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| 111 |
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| 112 | G4CollisionComposite(const G4CollisionComposite &right);
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| 113 |
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| 114 | const G4CollisionComposite& operator=(const G4CollisionComposite &right);
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| 115 | void BufferCrossSection(const G4ParticleDefinition * aP, const G4ParticleDefinition * bP);
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| 116 | G4double BufferedCrossSection(const G4KineticTrack& trk1, const G4KineticTrack& trk2) const;
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| 117 |
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| 118 | private:
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| 119 |
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| 120 | G4CollisionVector components;
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| 121 | std::vector<G4CrossSectionBuffer> theBuffer;
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| 122 |
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| 123 | static const G4int nPoints;
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| 124 | static G4double theT[];
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| 125 |
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| 126 | };
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| 127 |
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| 128 | #endif
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